package se.vgregion.alfresco.repo.utils;
/*
 * Copyright (C) 2005-2010 Alfresco Software Limited.
 *
 * This file is part of Alfresco
 *
 * Alfresco is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Alfresco is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
 */

import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;

import org.alfresco.service.cmr.repository.ContentData;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.security.AccessPermission;
import org.alfresco.service.cmr.view.Exporter;
import org.alfresco.service.cmr.view.ExporterContext;
import org.alfresco.service.namespace.QName;


/**
 * Exporter that wraps one or more other exporters and invokes them in the provided order.
 * 
 * @author David Caruana
 */
/*package*/ class VGRChainedExporter
implements Exporter
{

  private Exporter[] exporters;


  /**
   * Construct
   * 
   * @param exporters  array of exporters to invoke
   */
  /*package*/ VGRChainedExporter(Exporter[] exporters)
  {
    List<Exporter> exporterList = new ArrayList<Exporter>();
    for (Exporter exporter : exporters)
    {
      if (exporter != null)
      {
        exporterList.add(exporter);
      }
    }
    this.exporters = exporterList.toArray(new Exporter[exporterList.size()]);
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#start()
   */
  @Override
  public void start(ExporterContext context)
  {
    for (Exporter exporter : exporters)
    {
      exporter.start(context);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startNamespace(java.lang.String, java.lang.String)
   */
  @Override
  public void startNamespace(String prefix, String uri)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startNamespace(prefix, uri);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endNamespace(java.lang.String)
   */
  @Override
  public void endNamespace(String prefix)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endNamespace(prefix);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startNode(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void startNode(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startNode(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endNode(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endNode(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endNode(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startAspects(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void startAspects(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startAspects(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endAspects(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endAspects(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endAspects(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startAspect(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void startAspect(NodeRef nodeRef, QName aspect)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startAspect(nodeRef, aspect);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endAspect(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void endAspect(NodeRef nodeRef, QName aspect)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endAspect(nodeRef, aspect);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startACL(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void startACL(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startACL(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#permission(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.cmr.security.AccessPermission)
   */
  @Override
  public void permission(NodeRef nodeRef, AccessPermission permission)
  {
    for (Exporter exporter : exporters)
    {
      exporter.permission(nodeRef, permission);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endACL(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endACL(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endACL(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startProperties(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void startProperties(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startProperties(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endProperties(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endProperties(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endProperties(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startProperty(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void startProperty(NodeRef nodeRef, QName property)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startProperty(nodeRef, property);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endProperty(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void endProperty(NodeRef nodeRef, QName property)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endProperty(nodeRef, property);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startValueCollection(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void startValueCollection(NodeRef nodeRef, QName property)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startValueCollection(nodeRef, property);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endValueCollection(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void endValueCollection(NodeRef nodeRef, QName property)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endValueCollection(nodeRef, property);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#value(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName, java.io.Serializable)
   */
  @Override
  public void value(NodeRef nodeRef, QName property, Object value, int index)
  {
    for (Exporter exporter : exporters)
    {
      exporter.value(nodeRef, property, value, index);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#content(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName, java.io.InputStream)
   */
  @Override
  public void content(NodeRef nodeRef, QName property, InputStream content, ContentData contentData, int index)
  {
    for (Exporter exporter : exporters)
    {
      exporter.content(nodeRef, property, content, contentData, index);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startAssoc(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void startAssoc(NodeRef nodeRef, QName assoc)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startAssoc(nodeRef, assoc);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endAssoc(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void endAssoc(NodeRef nodeRef, QName assoc)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endAssoc(nodeRef, assoc);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startAssocs(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void startAssocs(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startAssocs(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endAssocs(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endAssocs(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endAssocs(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#startReference(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
   */
  @Override
  public void startReference(NodeRef nodeRef, QName childName)
  {
    for (Exporter exporter : exporters)
    {
      exporter.startReference(nodeRef, childName);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#endReference(org.alfresco.service.cmr.repository.NodeRef)
   */
  @Override
  public void endReference(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endReference(nodeRef);
    }
  }

  @Override
  public void endValueMLText(NodeRef nodeRef)
  {
    for (Exporter exporter : exporters)
    {
      exporter.endValueMLText(nodeRef);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#warning(java.lang.String)
   */
  @Override
  public void warning(String warning)
  {
    for (Exporter exporter : exporters)
    {
      exporter.warning(warning);
    }
  }

  /* (non-Javadoc)
   * @see org.alfresco.service.cmr.view.Exporter#end()
   */
  @Override
  public void end()
  {
    for (Exporter exporter : exporters)
    {
      exporter.end();
    }
  }

  @Override
  public void startValueMLText(NodeRef nodeRef, Locale locale, boolean isNull) {
    for (Exporter exporter : exporters)
    {
      exporter.startValueMLText(nodeRef, locale, isNull);
    }
  }

}